/* ============================================================
   NII TECH LTD — Design Tokens + Component Styles
   Brand: Deep Forest Green + Pure White + Dark Charcoal
   ============================================================ */

/* ── TYPE SCALE ────────────────────────────────────────────── */
:root {
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    7.5rem);
}

/* ── SPACING ────────────────────────────────────────────────── */
:root {
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
}

/* ── COLOR PALETTE (Light — default) ───────────────────────── */
:root,
[data-theme='light'] {
  /* Surfaces */
  --color-bg:              #f8faf8;
  --color-surface:         #ffffff;
  --color-surface-2:       #f2f7f2;
  --color-surface-offset:  #e6f0e6;
  --color-divider:         #c8dcc8;
  --color-border:          #b8cfb8;

  /* Text */
  --color-text:            #0f1f0f;
  --color-text-muted:      #4a5e4a;
  --color-text-faint:      #8aaa8a;
  --color-text-inverse:    #ffffff;

  /* Primary (Forest Green) */
  --color-primary:         #1a6b2e;
  --color-primary-hover:   #145523;
  --color-primary-active:  #0d3f18;
  --color-primary-highlight: #c8e6cc;

  /* Accent (Bright Emerald) */
  --color-accent:          #2da84a;
  --color-accent-hover:    #239040;

  /* Utility */
  --color-radius-sm:       0.375rem;
  --radius-sm:             0.375rem;
  --radius-md:             0.5rem;
  --radius-lg:             0.75rem;
  --radius-xl:             1rem;
  --radius-full:           9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px oklch(0.15 0.05 145 / 0.08);
  --shadow-md: 0 4px 12px oklch(0.15 0.05 145 / 0.10);
  --shadow-lg: 0 12px 32px oklch(0.15 0.05 145 / 0.15);

  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1200px;

  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body:    'Satoshi', 'Inter', sans-serif;
}

/* ── COLOR PALETTE (Dark) ───────────────────────────────────── */
[data-theme='dark'] {
  --color-bg:              #0a140a;
  --color-surface:         #0f1e0f;
  --color-surface-2:       #132213;
  --color-surface-offset:  #162716;
  --color-divider:         #1e3a1e;
  --color-border:          #264026;
  --color-text:            #d4e8d4;
  --color-text-muted:      #7aaa7a;
  --color-text-faint:      #3d6e3d;
  --color-text-inverse:    #0a140a;
  --color-primary:         #3dba5c;
  --color-primary-hover:   #2fa14d;
  --color-primary-active:  #23883e;
  --color-primary-highlight: #132213;
  --color-accent:          #5ecf7a;
  --color-accent-hover:    #4dbf69;
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:              #0a140a;
    --color-surface:         #0f1e0f;
    --color-surface-2:       #132213;
    --color-surface-offset:  #162716;
    --color-divider:         #1e3a1e;
    --color-border:          #264026;
    --color-text:            #d4e8d4;
    --color-text-muted:      #7aaa7a;
    --color-text-faint:      #3d6e3d;
    --color-text-inverse:    #0a140a;
    --color-primary:         #3dba5c;
    --color-primary-hover:   #2fa14d;
    --color-primary-active:  #23883e;
    --color-primary-highlight: #132213;
    --color-accent:          #5ecf7a;
    --color-accent-hover:    #4dbf69;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.4);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.5);
  }
}

/* ── NAV ─────────────────────────────────────────────────────── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-surface) 92%, transparent);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--transition-interactive);
}
.site-nav.scrolled {
  box-shadow: var(--shadow-md);
}
.nav-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}
.nav-logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.nav-logo-text span {
  color: var(--color-primary);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}
.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text-muted);
  letter-spacing: 0.01em;
}
.nav-links a:hover {
  color: var(--color-primary);
}
.nav-cta {
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  color: var(--color-text-inverse) !important;
  background: var(--color-primary);
  padding: var(--space-2) var(--space-6);
  border-radius: var(--radius-full);
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--color-primary-hover) !important;
  color: var(--color-text-inverse) !important;
}
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
}
.theme-toggle:hover {
  color: var(--color-primary);
  background: var(--color-primary-highlight);
}
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text);
  background: transparent;
}
.nav-hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-mobile {
  display: none;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.nav-mobile.open {
  display: flex;
}
.nav-mobile a {
  font-size: var(--text-base);
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text-muted);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
}
.nav-mobile a:last-child {
  border-bottom: none;
}
.nav-mobile a:hover {
  color: var(--color-primary);
}

/* ── HERO ────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-bg);
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.28;
}
[data-theme='dark'] .hero-bg img {
  opacity: 0.18;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    color-mix(in oklab, var(--color-bg) 70%, transparent) 0%,
    color-mix(in oklab, var(--color-bg) 40%, transparent) 60%,
    transparent 100%
  );
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: clamp(var(--space-16), 10vw, var(--space-32)) var(--space-6);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}
.hero-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid color-mix(in oklab, var(--color-primary) 30%, transparent);
  width: fit-content;
}
.hero-badge::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}
.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
  line-height: 1.0;
}
.hero-title em {
  font-style: normal;
  color: var(--color-primary);
}
.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 52ch;
}
.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  align-items: center;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  color: #ffffff;
  background: var(--color-primary);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  border: none;
  box-shadow: var(--shadow-md);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  color: var(--color-primary);
  background: transparent;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary-highlight);
  transform: translateY(-1px);
}
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-card-stack {
  position: relative;
  width: 100%;
  max-width: 440px;
}
.hero-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
}
.hero-card-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-3);
}
.hero-card-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.hero-pillars {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.hero-pillar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.pillar-dot {
  width: 8px;
  height: 8px;
  min-width: 8px;
  border-radius: 50%;
  background: var(--color-primary);
}
.hero-card-accent {
  margin-top: var(--space-6);
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
}
.hero-card-accent p {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-1);
  max-width: none;
}
.hero-card-accent strong {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: #ffffff;
  font-weight: 700;
}

/* ── SECTION COMMON ─────────────────────────────────────────── */
.section {
  padding: clamp(var(--space-16), 8vw, var(--space-32)) var(--space-6);
}
.section-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}
.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  line-height: 1.1;
}
.section-title em {
  font-style: normal;
  color: var(--color-primary);
}
.section-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 60ch;
}

/* ── SERVICES ───────────────────────────────────────────────── */
.services-section {
  background: var(--color-surface-2);
}
.services-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--space-16);
}
.services-header .section-subtitle {
  max-width: none;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.service-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  flex-shrink: 0;
}
.service-icon svg {
  width: 26px;
  height: 26px;
  display: block;
  margin: 0;
}
.service-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.25;
}
.service-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
  flex: 1;
}
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.tag {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-highlight);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

/* ── APPROACH (FULL-BLEED) ──────────────────────────────────── */
.approach-section {
  background: var(--color-bg);
}
.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}
.approach-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}
.approach-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.approach-text {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}
.approach-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-top: var(--space-4);
}
.approach-step {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}
.step-num {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  min-width: 2.5rem;
  opacity: 0.35;
  letter-spacing: -0.04em;
}
.step-body {}
.step-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.step-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ── SECTORS ────────────────────────────────────────────────── */
.sectors-section {
  background: var(--color-surface-2);
  overflow: hidden;
}
.sectors-header {
  max-width: 640px;
  margin-bottom: var(--space-12);
}
.sectors-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}
.sectors-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.sector-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  cursor: default;
  transition: background var(--transition-interactive), border-color var(--transition-interactive);
}
.sector-item:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-highlight);
}
.sector-item svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.sector-name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
}
.sector-detail {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.sectors-image-wrap {
  position: relative;
}
.sectors-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 3/4;
}
.sectors-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sectors-callout {
  position: absolute;
  bottom: var(--space-6);
  left: calc(-1 * var(--space-8));
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  box-shadow: var(--shadow-lg);
  max-width: 220px;
}
.callout-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  opacity: 0.75;
  margin-bottom: var(--space-1);
}
.callout-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  line-height: 1.25;
  max-width: none;
}

/* ── WHY NII TECH ────────────────────────────────────────────── */
.why-section {
  background: var(--color-primary);
  color: #fff;
}
.why-section .section-label {
  color: rgba(255,255,255,0.65);
}
.why-section .section-title {
  color: #fff;
}
.why-section .section-title em {
  color: rgba(255,255,255,0.55);
  font-style: italic;
}
.why-section .section-subtitle {
  color: rgba(255,255,255,0.75);
  max-width: none;
}
.why-header {
  max-width: 680px;
  margin-bottom: var(--space-16);
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
.why-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: background var(--transition-interactive);
}
.why-card:hover {
  background: rgba(255,255,255,0.14);
}
.why-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
}
.why-icon svg {
  width: 24px;
  height: 24px;
  display: block;
  margin: 0;
}
.why-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}
.why-desc {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.72);
  line-height: 1.65;
}

/* ── CTA BAND ────────────────────────────────────────────────── */
.cta-section {
  background: var(--color-bg);
  text-align: center;
}
.cta-inner {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}
.cta-inner .section-title {
  margin-bottom: 0;
}
.cta-inner .section-subtitle {
  max-width: none;
  text-align: center;
}
.cta-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
}
.cta-contact-row {
  display: flex;
  gap: var(--space-8);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: var(--space-4);
}
.cta-contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}
.cta-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.cta-contact-item:hover {
  color: var(--color-primary);
}

/* ── FOOTER ──────────────────────────────────────────────────── */
footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  padding: var(--space-12) var(--space-6);
}
.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-12);
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.footer-brand-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}
.footer-brand-name span {
  color: var(--color-primary);
}
.footer-tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 38ch;
}
.footer-col-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-4);
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-links a {
  font-size: var(--text-sm);
  text-decoration: none;
  color: var(--color-text-muted);
}
.footer-links a:hover {
  color: var(--color-primary);
}
.footer-bottom {
  max-width: var(--content-wide);
  margin: var(--space-8) auto 0;
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer-copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ── SCROLL REVEAL ───────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── RESPONSIVE ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .sectors-callout {
    left: var(--space-4);
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .nav-hamburger {
    display: flex;
  }
  .hero-content {
    grid-template-columns: 1fr;
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }
  .hero-visual {
    display: none;
  }
  .hero-title {
    font-size: clamp(2.75rem, 8vw, 5rem);
  }
  .approach-grid {
    grid-template-columns: 1fr;
  }
  .approach-image {
    order: -1;
    aspect-ratio: 16/9;
  }
  .sectors-split {
    grid-template-columns: 1fr;
  }
  .sectors-image-wrap {
    display: none;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .why-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
  .btn-primary,
  .btn-outline {
    width: 100%;
    justify-content: center;
  }
  .cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .cta-actions .btn-primary,
  .cta-actions .btn-outline {
    width: 100%;
    justify-content: center;
  }
}